Home / 218,392.05-327,666.89-76,258.27

Finding the Fourth Proportional to 218,392.05, 327,666.89 and 76,258.27

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Solution

The fourth proportional to 218,392.05, 327,666.89 and 76,258.27 is: 114,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,392.05 : 327,666.89 = 76,258.27 : x
  2. Step 2: Convert to fraction form
    218,392.05/327,666.89 = 76,258.27/x
  3. Step 3: Cross multiply
    218,392.05x = 327,666.89 × 76,258.27
  4. Step 4: Simplify right side
    218,392.05x = 24,987,310,167.68
  5. Step 5: Solve for x
    x = 24,987,310,167.68/218,392.05
  6. Step 6: Final answer
    x = 114,414.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.